Consolidated Condensed Statements of Cash Flows - USD ($) $ in Millions	9 Months Ended
	Jul. 30, 2017	Jul. 31, 2016
Cash flows from operating activities:
Net income	$ 2,452	$ 1,111
Adjustments required to reconcile net income to cash provided by operating activities:
Depreciation and amortization	302	289
Share-based compensation	162	150
Excess tax benefits from share-based compensation	(51)	(18)
Deferred income taxes	6	14
Other	15	20
Changes in operating assets and liabilities:
Accounts receivable	26	(112)
Inventories	(825)	(192)
Other current and non-current assets	(114)	52
Accounts payable and accrued expenses	153	(84)
Customer deposits and deferred revenue	740	399
Income taxes payable	13	38
Other liabilities	31	2
Cash provided by operating activities	2,910	1,669
Cash flows from investing activities:
Capital expenditures	(221)	(165)
Cash paid for acquisitions, net of cash acquired	(56)	(5)
Proceeds from sales and maturities of investments	1,822	681
Purchases of investments	(3,542)	(947)
Cash used in investing activities	(1,997)	(436)
Cash flows from financing activities:
Debt borrowings, net of issuance costs	2,176	0
Debt repayments	(205)	(1,207)
Proceeds from common stock issuances	47	44
Common stock repurchases	(787)	(1,721)
Excess tax benefits from share-based compensation	51	18
Payments of dividends to stockholders	(323)	(336)
Cash provided by (used in) financing activities	959	(3,202)
Increase (decrease) in cash and cash equivalents	1,872	(1,969)
Cash and cash equivalents — beginning of period	3,406	4,797
Cash and cash equivalents — end of period	5,278	2,828
Supplemental cash flow information:
Cash payments for income taxes	168	144
Cash refunds from income taxes	17	104
Cash payments for interest	$ 110	$ 110